Home / 165,267.43-227,991.27-119,845.78

Finding the Fourth Proportional to 165,267.43, 227,991.27 and 119,845.78

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Solution

The fourth proportional to 165,267.43, 227,991.27 and 119,845.78 is: 165,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,267.43 : 227,991.27 = 119,845.78 : x
  2. Step 2: Convert to fraction form
    165,267.43/227,991.27 = 119,845.78/x
  3. Step 3: Cross multiply
    165,267.43x = 227,991.27 × 119,845.78
  4. Step 4: Simplify right side
    165,267.43x = 27,323,791,586.34
  5. Step 5: Solve for x
    x = 27,323,791,586.34/165,267.43
  6. Step 6: Final answer
    x = 165,330.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.